Hirschi, Travis and Salvin, Hanan C. <br/><br/>
Principles of survey analysis   

 - New York  Free Press  1973 
 - xxviii, 280p. Index 
<br/><br/> Formerly titled 'Delinquency Research'   
<br/><br/><label>Dewey Class. No.: </label>301.0723  / H669.PS